{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{6}{c}}
\toprule
                    &\multicolumn{2}{c}{Log Contract}&\multicolumn{2}{c}{Log Regular}&\multicolumn{2}{c}{Frac. Contract}\\\cmidrule(lr){2-3}\cmidrule(lr){4-5}\cmidrule(lr){6-7}
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}&\multicolumn{1}{c}{(6)}\\
                    &\multicolumn{1}{c}{Workers}&\multicolumn{1}{c}{Worker-Days}&\multicolumn{1}{c}{Workers}&\multicolumn{1}{c}{Worker-Days}&\multicolumn{1}{c}{Workers}&\multicolumn{1}{c}{Worker-Days}\\
\midrule
2000-2001           &      -0.009   &      -0.003   &       0.033   &       0.039   &      -0.002   &      -0.000   \\
                    &     (0.055)   &     (0.057)   &     (0.029)   &     (0.028)   &     (0.006)   &     (0.006)   \\
2001-2002           &       0.026   &       0.010   &      -0.005   &      -0.022   &      -0.007*  &      -0.006   \\
                    &     (0.042)   &     (0.041)   &     (0.026)   &     (0.027)   &     (0.004)   &     (0.004)   \\
2003-2004           &      -0.343***&      -0.382***&       0.192***&       0.152***&      -0.033***&      -0.033***\\
                    &     (0.061)   &     (0.062)   &     (0.028)   &     (0.027)   &     (0.005)   &     (0.005)   \\
2004-2005           &      -0.708***&      -0.696***&       0.270***&       0.282***&      -0.055***&      -0.057***\\
                    &     (0.080)   &     (0.080)   &     (0.043)   &     (0.044)   &     (0.008)   &     (0.008)   \\
2005-2006           &      -0.643***&      -0.629***&       0.197***&       0.211***&      -0.042***&      -0.043***\\
                    &     (0.117)   &     (0.119)   &     (0.059)   &     (0.061)   &     (0.011)   &     (0.011)   \\
\midrule
p-val:              &        0.74   &        0.96   &        0.38   &        0.11   &        0.12   &        0.11   \\
R2                  &        0.80   &        0.79   &        0.85   &        0.86   &        0.81   &        0.81   \\
N                   &      161552   &      161552   &      161552   &      161552   &      161552   &      161552   \\
\bottomrule
\end{tabular}
}
